Its basically a shotgun that's been cocked 2 times then shot.
various shotgun pumps from a 12 guage shotgun. recorded with a boss micro br using the built in omni-directional microphone. ...
Interior recordings. Audiotechnica AT835ST, SoundDevices MixPre, E-MU 1616M.
An expended 12-gauge shotgun shell hitting a ceramic tile floor.